PhotoRenamer 3.4 is a freeware that rename your photos (on computers and mobiles) according to the date and the time you took the pictures (from file date and time or Exif Data) and a customizable Renaming Mask.
Renaming Masks are strings that contains format specifications (Day, Month, Year, Hour, Min., Sec. Photo Number and free text) . Display thumbnails and more than 60 Exif Metadata and IPTC Metadata. Freeware guaranteed without spyware.